package com.hmall.trade.Listener;

import com.hmall.api.client.pay.PayClient;
import com.hmall.api.po.PayOrder;
import com.hmall.common.constants.MqConstants;
import com.hmall.trade.domain.po.Order;
import com.hmall.trade.service.IOrderService;
import lombok.RequiredArgsConstructor;
import org.springframework.amqp.rabbit.annotation.Exchange;
import org.springframework.amqp.rabbit.annotation.Queue;
import org.springframework.amqp.rabbit.annotation.QueueBinding;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.stereotype.Component;

/**
 * @Author：cxl
 * @Package：com.hmall.trade.listense
 * @Project：hmall-micro1
 * @name：OrderDelayMessageListener
 * @Date：2025/11/14 18:18
 * @Filename：OrderDelayMessageListener
 */
@Component
@RequiredArgsConstructor
public class OrderDelayMessageListener {
    private final IOrderService orderService;
    private PayClient payClient;

    @RabbitListener(bindings = @QueueBinding(
            value = @Queue(name = MqConstants.DELAY_ORDER_QUEUE),
            exchange = @Exchange(name = MqConstants.DELAY_EXCHANGE_NAME, delayed = "true"),
            key = MqConstants.DELAY_ORDER_KEY
    ))
    public void listenOrderDelayMessage(Long orderId) {
        // 1.查询订单
        Order order = orderService.getById(orderId);
        // 2.检测订单状态，判断是否0未支付
        if (order == null || order.getStatus() != 1) {
            // 订单不存在或者不是“未支付”状态 已经处理过的，就直接结束（幂等性校验）
            return;
        }
        // 3.todo 订单状态是未支付，需要查询支付单状态（pay服务里pay_order表的支付单状态）
        PayOrder payOrder = payClient.queryByBizOrderNo(orderId);
        Integer status = payOrder.getStatus();
        // 4.判断支付单是否已支付
        if (status.equals(3)) {
            //   如果已支付，标记订单状态为“已支付待发货”
            orderService.markOrderPaySuccess(orderId);
            return;
        }
        //   否则取消订单，回滚库存(查询订单里都有哪些商品，每个商品买了几个)


    }
}
